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Q21. - (Topic 4)
You are developing an ASP.NET MVC application to be used on the Internet. The environment uses Active Directory with delegation to access secure resources.
Users must be able to log on to the application to maintain their personal preferences.
You need to use the least amount of development effort to enable users to log on.
What should you do?
A. Enable Forms authentication
B. Enable Windows authentication
C. Generate server SSL certificates and install them in IIS
D. Enable Digest authentication
Answer: B
Explanation: Requirements for Delegation
Delegation relies on Integrated Windows authentication to access resources. There is no limit on the number of computers that you can delegate your account -- you must correctly configure each of them. The Integrated Windows authentication method works only if the following two conditions exist: / You set up your network to use the Kerberos authentication protocol that requires Active Directory. / You set up the computers and accounts on your network as trusted for delegation.
Q22. - (Topic 3)
You need to maximize performance of video delivery.
Which code segment should you use as the body of the GetVideoStream function in the Video-Controller class?
A. Option A
B. Option B
C. Option C
D. Option D
Answer: D
Q23. - (Topic 3)
You are creating a new authentication system that uses an HTTP header value.
The existing authentication system must continue to operate normally.
You need to implement the custom authentication.
What should you do? (Each correct answer presents a complete solution. Choose all that
apply.)
A. Create a class derived from ActionResult and check for a valid HTTP header value in the ExecuteResult method. Change all actions to return this new class.
B. Create an HttpHandler to check for a valid HTTP header value in the ProcessRequest method.
C. Create an HttpModule and check for a valid HTTP header value in the AuthenticateRequest event.
D. Create a class derived from AuthorizeAttribute and check for a valid HTTP header value in the AuthorizeCore method. Change usages of the existing AuthorizeAttribute to use the new class.
Answer: C,D
Q24. - (Topic 3)
Customers download videos by using HTTP clients that support various content encodings. You need to configure caching on the DownloadVideo action to maximize performance.
Which attribute should you add?
A. Option A
B. Option B
C. Option C
D. Option D
E. Option E
Answer: E
Q25. - (Topic 4)
You are developing an ASP.NET MVC web application for viewing a photo album. The application is designed for devices that support changes in orientation, such as tablets and smartphones. The application displays a grid of photos in portrait mode.
When the orientation changes to landscape, each tile in the grid expands to include a description. The HTML that creates the gallery interface resembles the following markup.
If this CSS is omitted, the existing CSS displays the tiles in landscape mode.
You need to update the portrait mode CSS to apply only to screens with a width less than 500 pixels.
Which code segment should you use?
A. @media resolution(max-width: 500px) {
. . .
}
B. @media screen(min-width: Opx, max-width: 500px) {
. . .
}
C. @media screen and (width <= 500px) {
. . .
}
D. @media screen and (max-width: 500px) {
. . .
}
Answer: D
Q26. DRAG DROP - (Topic 4)
You are developing an ASP.NET MVC application in a web farm. The application has a page that accepts a customer’s order, processes it, and then redirects the browser to a page where the order is displayed along with the shipping information.
The order information should be available only to the page where the order is displayed.
You need to store state and configure the application.
What should you do? To answer, drag the appropriate item to the correct location. Each item may be used once, more than once, or not at all. You may need to drag the split bar between panes or scroll to view content.
Answer:
Q27. - (Topic 4)
You are developing an ASP.NET MVC application that provides instant messaging capabilities to customers.
You have the following requirements:
Messages must be able to be sent and received simultaneously.
Latency and unnecessary header data must be eliminated.
The application must comply with HTML5 standards.
You need to design the application to meet the requirements.
What should you do?
A. Configure polling from the browser.
B. Implement long-running HTTP requests.
C. Implement WebSockets protocol on the client and the server.
D. Instantiate a MessageChannel object on the client.
Answer: D
Q28. - (Topic 4)
You are developing an ASP.NET MVC web application in Visual Studio 2012. The application requires several thousand content files. All content is hosted on the same IIS instance as the application.
You detect performance issues when the application starts.
You need to resolve the performance issues.
What should you do?
A. Implement HTTP caching in the ASP.NET MVC controllers.
B. Combine the content files by using ASP.NET MVC bundling.
C. Install a second IIS instance.
D. Move the content to a Windows Azure CDN.
Answer: B
Q29. HOTSPOT - (Topic 4)
You are developing an ASP.NET MVC application. The application includes the following code. Line numbers are included for reference only.
You add the following markup to the system.web section of the web.config file:
For each of the following statements, select Yes if the statement is true. Otherwise, select No.
Answer:
Q30. - (Topic 4)
You are developing an ASP.NET MVC application by using Visual Studio 2012.
The application throws and handles exceptions when it runs.
You need to examine the state of the application when exceptions are thrown.
What should you do?
A. From the Debug menu in Visual Studio 2012, select Exceptions. Enable the Thrown
check box for Common Language Runtime Exceptions.
B. From the Debug menu in Visual Studio 2012, select Exceptions. Disable the User-unhandled check box for Common Language Runtime Exceptions.
C. Add the following code to the web.config file of the application.
<customErrors mode="On" >
<error statusCode="500" redirect="CustomErrors.html" />
</customErrors>
D. Add the following code to the web.config file of the application.
<customErrors mode="On" >
<error statusCode="404" redirect="CustomErrors.html" />
</customErrors>
Answer: A
